4.0.0

Library is now available in a new OpenMP variant that provides better performance on multi-core processors.
NOTE: Due to issue with JitPack you must compile the library yourself if you want to use the OpenMP variant.

Changes:

• Update Tesseract to 5.0.0
  • this brings greatly increased performance (NEON SIMD optimizations for tessdata and tessdata_fast; FAST FLOAT optimizations for tessdata_best)
  • exposes new thresholding methods from Leptonica with configurable parameters (Sauvola, Otsu)
  • pdf.ttf file is not needed anymore
  • and more (see official Tesseract changelog)
• Update Leptonica to 1.82.0

3.0.0

Library is now available in a new OpenMP variant that provides better performance on multi-core processors.
NOTE: Due to issue with JitPack you must compile the library yourself if you want to use the OpenMP variant.

BC breaks:

• Library doesn't specify WRITE_EXTERNAL_STORAGE and READ_EXTERNAL_STORAGE permissions in it's AndroidManifest anymore.
• Reworked destroying TessBaseAPI instance (see #34). Instead of TessBaseAPI#end() now use TessBaseAPI#recycle().

Other changes:

• Add parameter check in ReadFile (by fab1ano)
• Expose deskew function (fixes #28)
• Allow configure Tesseract variables during initialization
• Update Leptonica to 1.81.1
• Expose Tesseract's getVariable() method

2.1.1

Changes:

• Update Leptonica to 1.80.0
• Update libjpeg to v9d
• Fixed #31 - TessPdfRenderer not working with jpg files

2.1.0

Changes:

• Update Tesseract to 4.1.1
• Fix crash when shrinking code (fixes #22)

2.0.1

Changes:

• Tesseract4Android is now available as a maven dependency
• Add missing PageSegMode constant - PSM_RAW_LINE
• Fix Tesseract version string (fixes #19)
• Some tests related fixes

2.0.0

Changes:

• Updated Tesseract to 4.1.0
• Updated libpng to 1.6.37
• Updated Leptonica to 1.78.0
• Fixed some very old issues with Bitmap<->Pix conversions (all Leptonica tests pass now)
• Added methods to access Pix's imageFormat and spp

1.0.0

Release version 1.0.0